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Where is the Rh marker found?
The Rh marker can be found on the surface of red blood cells. It is a protein located on the cell membrane that determines whether an individual is Rh positive or Rh negative.
What determine the ABO blood group in the plasma membrane of rbcs?
The ABO blood group is determined by the presence or absence of specific antigen molecules on the surface of red blood cells. These antigens are determined by the inherited genes from our parents. There are three main types of antigens that determine the ABO blood group: A, B, and O. The combination of these antigens results in different blood types: A, B, AB, and O.
The gene for ABO blood type encodes an enzyme that adds sugar molecules to lipids on the surface of red blood cells?
The ABO blood type gene encodes an enzyme that adds specific sugar molecules to the lipids on the surface of red blood cells. This enzyme determines the presence or absence of A and B antigens, which then determine an individual's blood type (A, B, AB, or O). Variations in the gene result in different blood types due to differences in the sugars added to the red blood cell surface.
What is a gene tic marker?
A gene or DNA sequence having a known location on a chromosome and associated with a particular gene or trait. Genetic markers associated with certain diseases can be detected in the blood and used to determine whether an individual is at risk for developing a disease.
Acceptor and donor in blood?
There are two different kinds of markers in human blood. One is categorized by the letter, A, B, or O. A means there is one, B is the other, AB is both, and O means neither. The second kind of marker is portrayed by a + or -. + means there is a marker, - means there isn't. Now, a person cannot accept blood that has markers not present in their own blood. Therefore, an A+ acceptor can use A+, A-, O+ or O-. They cannot use B bacause they don't have the B marker. O- blood has no markers so anyone can accept it, but an acceptor with O- blood cannot accept any kind except O-. AB+ has every marker so they can accept any type of blood. However, their blood can be accepted only by others with AB+.
Do blood types depend on marker molecules?
I believe all of the do EXCEPT for type O. that is why type O is the universal donator. the other bloodtypes have receptor proteins that can call out invading blood types that don't match by the receptors of the different blood. This results in the body attempting to reject and fight the invading blood. it can lead to death. Type O doesn't have receptors so the host blood type cant detect it. there is no rejection.
How can you determine what a persons blood type is?
The only way to determine a person's blood type is to ask them. If you want to know your own, it's best to visit a clinic, where they will test your blood and tell you what blood type it is, and if it has any genetic diseases.
How much blood is needed for a tumor marker test?
Tumor marker tests usually require 5-10 mL of blood.
By what measure is measurement of CA-125 a reliable tumor marker test?
75% of persons with ovarian cancer shed CA-125 into the blood and have elevated serum levels. This figure includes approximately 50% of persons with Stage I disease and 90% with Stage II or higher
How is the Double Marker Test in Pregnancy done?
Double marker test is done by blood test.
What measure of the amount of alcohol is a persons blood is called what?
The measure of the amount of alcohol in a persons blood is called the blood alcohol concentration (BAC).
What is the ABO blood classification based on?
a cell surface marker
Why is timing important for tumor marker tests?
Each tumor marker has a unique life span in the blood. To monitor a treatment's success, enough time must have passed for the initial marker to be cleared from the blood. Tests done too soon may be falsely elevated.
Where is the Rh marker found?
The Rh marker can be found on the surface of red blood cells. It is a protein located on the cell membrane that determines whether an individual is Rh positive or Rh negative.
What does the term 'blood alcohol concentration' means?
Blood alcohol concentration or BAC refers to the percentage of alcohol which is present in ones blood. It is often measured when persons driving under the influence of alcohol are stopped by the police. It is used to determine how much one has had to drink.
How does exercise effect a persons blood and the components of the blood?
it dosent.
Type of molecule on the surface of red blood cells?
There are dozens of proteins within the layers of the red blood cell membrane that help with functions like transport and shape. The antigens on the surface of red blood cells that determine blood type are actually carbohydrate molecules attached to protein carriers. They are determined by genetics; your parents' blood types determine your blood type. In contrast, hemoglobin is not on the red blood cells' cell membranes, but is contained in the cytoplasm of the cell. What we call Rh D factor is also a protein found on the surface of the RBCs. Either you have it (Rh+) or not (Rh-).
